ESPResSo
Extensible Simulation Package for Research on Soft Matter Systems
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PropagationPredicate.hpp
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1/*
2 * Copyright (C) 2023 The ESPResSo project
3 *
4 * This file is part of ESPResSo.
5 *
6 * ESPResSo is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 *
11 * ESPResSo is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 */
19
20#pragma once
21
23#include "ParticleIterator.hpp"
24
25#include <boost/iterator/filter_iterator.hpp>
26
27#include <iterator>
28
29template <typename Predicate> struct PropagationPredicate {
30 Predicate predicate;
31
32 PropagationPredicate(Predicate pred) : predicate(pred) {}
33
34 bool operator()(Particle const &p) { return predicate(p.propagation()); };
35};
36
37template <typename Predicate>
39 : public boost::iterator_range<boost::iterators::filter_iterator<
40 PropagationPredicate<Predicate>, CellParticleIterator>> {
41 using base_type = boost::iterator_range<boost::iterators::filter_iterator<
43
44public:
45 using base_type::base_type;
46 auto size() const { return std::distance(this->begin(), this->end()); };
47};
Struct holding all information for one particle.
Definition Particle.hpp:395
auto const & propagation() const
Definition Particle.hpp:421
PropagationPredicate(Predicate pred)
bool operator()(Particle const &p)